[DISCO/NUCLEO_L053xx] adding to RTOS - part3

Reverting the DEFAULT_STACK_SIZE changes in cmsis.oh.h and adding
changes to RTOS_x tests, to create threads with the neccessary reduced
stack sizes for these targets.

libraries/rtos/rtx/TARGET_CORTEX_M/cmsis_os.h

@@ -121,11 +121,7 @@ used throughout the whole project.
 #    define WORDS_STACK_SIZE   128
 #endif
 
-#if defined(TARGET_STM32L053R8) || defined(TARGET_STM32L053C8)
-#    define DEFAULT_STACK_SIZE         (WORDS_STACK_SIZE*1)
-#else
-#    define DEFAULT_STACK_SIZE         (WORDS_STACK_SIZE*4)
-#endif
+#define DEFAULT_STACK_SIZE         (WORDS_STACK_SIZE*4)
 
 
 /// \note MUST REMAIN UNCHANGED: \b osFeature_xxx shall be consistent in every CMSIS-RTOS.

libraries/tests/rtos/mbed/basic/main.cpp

@@ -1,6 +1,17 @@
 #include "mbed.h"
 #include "rtos.h"
 
+/*
+ * The stack size is defined in cmsis_os.h mainly dependent on the underlying toolchain and
+ * the C standard library. For GCC, ARM_STD and IAR it is defined with a size of 2048 bytes
+ * and for ARM_MICRO 512. Because of reduce RAM size some targets need a reduced stacksize.
+ */
+#if defined(TARGET_STM32L053R8) || defined(TARGET_STM32L053C8)
+#define STACK_SIZE DEFAULT_STACK_SIZE/4
+#else
+#define STACK_SIZE DEFAULT_STACK_SIZE
+#endif
+
 void print_char(char c = '*')
 {
     printf("%c", c);
@@ -19,7 +30,7 @@ void led2_thread(void const *argument) {
 }
 
 int main() {
-    Thread thread(led2_thread);
+    Thread thread(led2_thread, NULL, osPriorityNormal, STACK_SIZE);
 
     while (true) {
         led1 = !led1;

libraries/tests/rtos/mbed/isr/main.cpp

@@ -7,6 +7,17 @@
 #define QUEUE_PUT_ISR_VALUE     128
 #define QUEUE_PUT_THREAD_VALUE  127
 
+/*
+ * The stack size is defined in cmsis_os.h mainly dependent on the underlying toolchain and
+ * the C standard library. For GCC, ARM_STD and IAR it is defined with a size of 2048 bytes
+ * and for ARM_MICRO 512. Because of reduce RAM size some targets need a reduced stacksize.
+ */
+#if defined(TARGET_STM32L053R8) || defined(TARGET_STM32L053C8)
+    #define STACK_SIZE DEFAULT_STACK_SIZE/4
+#else
+    #define STACK_SIZE DEFAULT_STACK_SIZE
+#endif
+
 Queue<uint32_t, QUEUE_SIZE> queue;
 
 DigitalOut myled(LED1);
@@ -25,7 +36,7 @@ void queue_thread(void const *argument) {
 }
 
 int main (void) {
-    Thread thread(queue_thread);
+    Thread thread(queue_thread, NULL, osPriorityNormal, STACK_SIZE);
     Ticker ticker;
     ticker.attach(queue_isr, 1.0);
     int isr_puts_counter = 0;

libraries/tests/rtos/mbed/mail/main.cpp

@@ -13,6 +13,17 @@ typedef struct {
 #define QUEUE_SIZE       16
 #define QUEUE_PUT_DELAY  100
 
+/*
+ * The stack size is defined in cmsis_os.h mainly dependent on the underlying toolchain and
+ * the C standard library. For GCC, ARM_STD and IAR it is defined with a size of 2048 bytes
+ * and for ARM_MICRO 512. Because of reduce RAM size some targets need a reduced stacksize.
+ */
+#if defined(TARGET_STM32L053R8) || defined(TARGET_STM32L053C8)
+    #define STACK_SIZE DEFAULT_STACK_SIZE/4
+#else
+    #define STACK_SIZE DEFAULT_STACK_SIZE
+#endif
+
 Mail<mail_t, QUEUE_SIZE> mail_box;
 
 void send_thread (void const *argument) {
@@ -29,7 +40,7 @@ void send_thread (void const *argument) {
 }
 
 int main (void) {
-    Thread thread(send_thread);
+    Thread thread(send_thread, NULL, osPriorityNormal, STACK_SIZE);
     bool result = true;
     int result_counter = 0;
 

libraries/tests/rtos/mbed/mutex/main.cpp

@@ -5,6 +5,17 @@
 #define THREAD_DELAY     50
 #define SIGNALS_TO_EMIT  100
 
+/*
+ * The stack size is defined in cmsis_os.h mainly dependent on the underlying toolchain and
+ * the C standard library. For GCC, ARM_STD and IAR it is defined with a size of 2048 bytes
+ * and for ARM_MICRO 512. Because of reduce RAM size some targets need a reduced stacksize.
+ */
+#if defined(TARGET_STM32L053R8) || defined(TARGET_STM32L053C8)
+    #define STACK_SIZE DEFAULT_STACK_SIZE/4
+#else
+    #define STACK_SIZE DEFAULT_STACK_SIZE
+#endif
+
 void print_char(char c = '*')
 {
     printf("%c", c);
@@ -52,8 +63,8 @@ int main() {
     const int t1_delay = THREAD_DELAY * 1;
     const int t2_delay = THREAD_DELAY * 2;
     const int t3_delay = THREAD_DELAY * 3;
-    Thread t2(test_thread, (void *)t2_delay);
-    Thread t3(test_thread, (void *)t3_delay);
+    Thread t2(test_thread, (void *)t2_delay, osPriorityNormal, STACK_SIZE);
+    Thread t3(test_thread, (void *)t3_delay, osPriorityNormal, STACK_SIZE);
 
     while (true) {
         // Thread 1 action

libraries/tests/rtos/mbed/queue/main.cpp

@@ -13,6 +13,17 @@ typedef struct {
 #define QUEUE_SIZE       16
 #define QUEUE_PUT_DELAY  100
 
+/*
+ * The stack size is defined in cmsis_os.h mainly dependent on the underlying toolchain and
+ * the C standard library. For GCC, ARM_STD and IAR it is defined with a size of 2048 bytes
+ * and for ARM_MICRO 512. Because of reduce RAM size some targets need a reduced stacksize.
+ */
+#if defined(TARGET_STM32L053R8) || defined(TARGET_STM32L053C8)
+    #define STACK_SIZE DEFAULT_STACK_SIZE/4
+#else
+    #define STACK_SIZE DEFAULT_STACK_SIZE
+#endif
+
 MemoryPool<message_t, QUEUE_SIZE> mpool;
 Queue<message_t, QUEUE_SIZE> queue;
 
@@ -31,7 +42,7 @@ void send_thread (void const *argument) {
 }
 
 int main (void) {
-    Thread thread(send_thread);
+    Thread thread(send_thread, NULL, osPriorityNormal, STACK_SIZE);
     bool result = true;
     int result_counter = 0;
 

libraries/tests/rtos/mbed/semaphore/main.cpp

@@ -6,6 +6,17 @@
 #define SEMAPHORE_SLOTS  2
 #define SEM_CHANGES      100
 
+/*
+ * The stack size is defined in cmsis_os.h mainly dependent on the underlying toolchain and
+ * the C standard library. For GCC, ARM_STD and IAR it is defined with a size of 2048 bytes
+ * and for ARM_MICRO 512. Because of reduce RAM size some targets need a reduced stacksize.
+ */
+#if defined(TARGET_STM32L053R8) || defined(TARGET_STM32L053C8)
+    #define STACK_SIZE DEFAULT_STACK_SIZE/4
+#else
+    #define STACK_SIZE DEFAULT_STACK_SIZE
+#endif
+
 void print_char(char c = '*')
 {
     printf("%c", c);
@@ -41,9 +52,9 @@ int main (void) {
     const int t1_delay = THREAD_DELAY * 1;
     const int t2_delay = THREAD_DELAY * 2;
     const int t3_delay = THREAD_DELAY * 3;
-    Thread t1(test_thread, (void *)t1_delay);
-    Thread t2(test_thread, (void *)t2_delay);
-    Thread t3(test_thread, (void *)t3_delay);
+    Thread t1(test_thread, (void *)t1_delay, osPriorityNormal, STACK_SIZE);
+    Thread t2(test_thread, (void *)t2_delay, osPriorityNormal, STACK_SIZE);
+    Thread t3(test_thread, (void *)t3_delay, osPriorityNormal, STACK_SIZE);
 
     while (true) {
         if (change_counter >= SEM_CHANGES or sem_defect == true) {

libraries/tests/rtos/mbed/signals/main.cpp

@@ -6,6 +6,17 @@
 #define SIGNAL_HANDLE_DELEY 25
 #define SIGNAL_SET_VALUE    0x01
 
+/*
+ * The stack size is defined in cmsis_os.h mainly dependent on the underlying toolchain and
+ * the C standard library. For GCC, ARM_STD and IAR it is defined with a size of 2048 bytes
+ * and for ARM_MICRO 512. Because of reduce RAM size some targets need a reduced stacksize.
+ */
+#if defined(TARGET_STM32L053R8) || defined(TARGET_STM32L053C8)
+    #define STACK_SIZE DEFAULT_STACK_SIZE/4
+#else
+    #define STACK_SIZE DEFAULT_STACK_SIZE
+#endif
+
 DigitalOut led(LED1);
 volatile int signal_counter = 0;
 
@@ -19,7 +30,7 @@ void led_thread(void const *argument) {
 }
 
 int main (void) {
-    Thread thread(led_thread);
+    Thread thread(led_thread, NULL, osPriorityNormal, STACK_SIZE);
     bool result = true;
 
     while (true) {